Update AuraInit to handle failed initialization

mash/example/window_type_launcher/window_type_launcher.cc

Index: mash/example/window_type_launcher/window_type_launcher.cc
diff --git a/mash/example/window_type_launcher/window_type_launcher.cc b/mash/example/window_type_launcher/window_type_launcher.cc
index 021135e48a4d113bf8ab07c17f152418dcb5bf8c..fd4ab1b2b680a3d6046516f246ac5846f33458c4 100644
--- a/mash/example/window_type_launcher/window_type_launcher.cc
+++ b/mash/example/window_type_launcher/window_type_launcher.cc
@@ -453,9 +453,12 @@ void WindowTypeLauncher::RemoveWindow(views::Widget* window) {
 }
 
 void WindowTypeLauncher::OnStart() {
-  aura_init_ = base::MakeUnique<views::AuraInit>(
-      context()->connector(), context()->identity(), "views_mus_resources.pak",
-      std::string(), nullptr, views::AuraInit::Mode::AURA_MUS);
+  aura_init_ = base::MakeUnique<views::AuraInit>();
+  if (!aura_init_->Init(context()->connector(), context()->identity(),
+                        "views_mus_resources.pak", std::string(), nullptr,
+                        views::AuraInit::Mode::AURA_MUS)) {
+    context()->QuitNow();
+  }
 }
 
 void WindowTypeLauncher::OnBindInterface(